class SetPercent implements Runnable {

        private JLabel label = null;
        private int percent = 0;
        public SetPercent(JLabel label){
            this.label = label;
        }
        @Override
        public void run() {
            while (percent < 100){
                synchronized (this.label){
                    this.label.setText(String.valueOf(++percent));                   
                }
                try {
                    Thread.sleep(250);
                } catch (InterruptedException ex) {}
            }
            
            
        }
        
    }

------解决方案--------------------
探讨


请问为什么还是不行呢,我改了下应该不影响,,烦请解答,谢谢

我把程序改成了这样,我在调用时这样调用

for (N n: ns) {
new Thread(new SetPercent(status,"正在生成 :" + n.getName())).start();

}